Cascode gain boosting system and method for a transmitter
First Claim
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1. A communication device comprising:
- a first polarity driver circuit comprising;
a first current source;
a first amplifier thatreceives a data input signal,controls the first current source, andreceives a signal from the first current source;
a first cascode device arranged in a cascode configuration with the first current source,wherein the data input signal comprises an input voltage signal, and wherein the first amplifier and the first current source convert the input voltage signal into a corresponding current signal that is output to the first cascode device; and
a second amplifier thatreceives a bias signal,controls the first cascode device, andreceives a signal from the first cascode device.
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Abstract
A communication device includes a first polarity driver circuit including a first current source, a first amplifier that receives an input signal, that controls the first current source, and that receives a signal from the first current source, a first cascode device arranged in a cascode configuration with the first current source, and a second amplifier that receives a bias signal, that controls the first cascode device, and that receives a signal from the first cascode device.
314 Citations
31 Claims
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1. A communication device comprising:
a first polarity driver circuit comprising; a first current source; a first amplifier that receives a data input signal, controls the first current source, and receives a signal from the first current source; a first cascode device arranged in a cascode configuration with the first current source, wherein the data input signal comprises an input voltage signal, and wherein the first amplifier and the first current source convert the input voltage signal into a corresponding current signal that is output to the first cascode device; and a second amplifier that receives a bias signal, controls the first cascode device, and receives a signal from the first cascode device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
Specification